Elasmobranquios (tiburones y rayas) (sharks and rays) >
Myliobatiformes (Stingrays) >
Urolophidae (Round rays)
Etymology: Urolophus: Greek, oura = tail + Greek, lophos = crest (Ref. 45335); deforgesi: Named for Bertrand Richer de Forges of the Institute de Recherche pour le Développemen, for promoting the recent exploration of the bathyal fauna off New Caledonia and for collecting valuable fish specimens from cruise surveys (Ref. 51067).
Eponymy: Dr Bertrand Richer-de-Forges (d: 1948) is a French carcinologist and marine biologist who (since 1984) has been based at ORSTOM, Noumea, New Caledonia. [...] (Ref. 128868), visit book page.
More on authors: Séret & Last.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino batidemersal; rango de profundidad 203 - 330 m (Ref. 51067). Deep-water
Western Central Pacific: Chesterfield Islands.
Tamaño / Peso / Edad
Madurez: Lm ? range ? - ? cm
Max length : 34.2 cm TL macho / no sexado; (Ref. 51067)
Descripción breve
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 0; Vértebra: 151 - 157. Weakly rhomboidal disc, width less than 70% total length; rather long tail, postcoacal length more than 75% of disc length; short head (ventral length mostly less than 30% total length) and snout (length to eye less than 15% total length); narrow, cartilaginous interorbit less than 4% total length; internasal flap greatly expanded posteriorly; no broad lobes on posterolateral border of nostrils; inner margin of spiracle oblique; no lateral tail folds; no dorsal fin; apices of pelvic fins rounded; 7-8 oral papillae arranged along a 'W' line on mouth floor; 96-102 pectoral fin radials; total vertebrae more than 150; dorsal surface uniform yellowish brown (Ref. 51067).
Body shape (shape guide): other.
Inhabits the continental slope (Ref. 51067).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Séret, B. and P. Last, 2003. Description of four new stingarees of the genus Urolophus (Batoidea: Urolophidae) from the Coral Sea, South-West Pacific. Cybium 27(4):307-320. (Ref. 51067)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Temperatura preferida (Referencia
123201): 4.2 - 5.6, mean 4.8 °C (based on 48 cells).
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00371 - 0.01783), b=3.08 (2.87 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.5 ±0.4 se; based on size and trophs of closest relatives
Resiliencia (Referencia
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Assuming fecundity<100).
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (24 of 100).
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